97116897 has 16 divisors (see below), whose sum is σ = 133358720. Its totient is φ = 62819712.

The previous prime is 97116883. The next prime is 97116907. The reversal of 97116897 is 79861179.

It is a happy number.

It is not a de Polignac number, because 97116897 - 2¹⁰ = 97115873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97116857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47733 + ... + 49725.

It is an arithmetic number, because the mean of its divisors is an integer number (8334920).

Almost surely, 2^97116897 is an apocalyptic number.

It is an amenable number.

97116897 is a deficient number, since it is larger than the sum of its proper divisors (36241823).

97116897 is a wasteful number, since it uses less digits than its factorization.

97116897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2472.

The product of its digits is 190512, while the sum is 48.

The square root of 97116897 is about 9854.7905609404. The cubic root of 97116897 is about 459.6545878924.

The spelling of 97116897 in words is "ninety-seven million, one hundred sixteen thousand, eight hundred ninety-seven".